Designed for MagSafe With this USB C to A Connector you needn’t have to buy another USB-C wall plug to charge you device this converter revives your USB wall plug.(When use it for MagSafe PLEASE MAKE SURE THE POWER OF YOUR USB CHARGER IS ABOVE 15W) USB C(female) to USB(male) 2.0 OTG Adapte As a USB C to USB OTG adapter the transmission speed can up to 480Mbps. Fast and safety. Compatible with USB-C headphone This adapter turns the traditional USB port into a USB-C port allowing you to connect headphones with USB-C plug. (Headphones need to support digital signals) Small and light Single weight is only 5g. Small and light very easy to carry.